Merge currently supports a variety integrations! You can see all integrations on our website by mousing over the Integrations tab.
You can also leverage our Integration Metadata to fetch information about the integrations we offer. The particulars of the GET request are covered in our Developer Docs.
If your team has any questions about whether an integration is on our roadmap, feel free to reach out to us directly. We're always happy to expand our integration offering and hear about how we can best help our customers!